def _setData(self, data):
super(NamedBlobImage, self)._setData(data)
firstbytes = self.getFirstBytes()
res = getImageInfo(firstbytes)
if res == ('image/jpeg', -1, -1) or res == ('image/tiff', -1, -1):
# header was longer than firstbytes
start = len(firstbytes)
length = max(0, MAX_INFO_BYTES - start)
firstbytes += self.getFirstBytes(start, length)
res = getImageInfo(firstbytes)
contentType, self._width, self._height = res
if contentType:
self.contentType = contentType
def _setData(self, data):
super(NamedBlobImage, self)._setData(data)
firstbytes = self.getFirstBytes()
res = getImageInfo(firstbytes)
if res == ('image/jpeg', -1, -1) or res == ('image/tiff', -1, -1):
# header was longer than firstbytes
start = len(firstbytes)
length = max(0, MAX_INFO_BYTES - start)
firstbytes += self.getFirstBytes(start, length)
res = getImageInfo(firstbytes)
contentType, self._width, self._height = res
if contentType:
self.contentType = contentType
def getImageSize(self):
"""See interface `IImage`"""
if (self._width, self._height) != (-1, -1):
return (self._width, self._height)
contentType, self._width, self._height = getImageInfo(self.data)
return (self._width, self._height)
def getImageSize(self):
"""See interface `IImage`"""
if (self._width, self._height) != (-1, -1):
return (self._width, self._height)
contentType, self._width, self._height = getImageInfo(self.data)
return (self._width, self._height)
def create(self, file_):
content_type, width, height = getImageInfo(file_.read())
file_.seek(0)
if not content_type:
error = translate(_('Only images can be added to the gallery.'), context=self.request)
raise BadRequest(error)
return self.create_obj('Image', 'image', file_)
def __init__(self, data=b'', contentType='', filename=None):
self.contentType, self._width, self._height = getImageInfo(data)
self.filename = filename
self._setData(data)
# Allow override of the image sniffer
if contentType:
self.contentType = contentType
exif_data = get_exif(data)
if exif_data is not None:
log.debug('Image contains Exif Informations. '
'Test for Image Orientation and Rotate if necessary.'
'Exif Data: %s', exif_data)
orientation = exif_data['0th'].get(piexif.ImageIFD.Orientation, 1)
if 1 < orientation <= 8:
self.data, self._width, self._height, self.exif = rotate_image(
self.data)
self.exif_data = exif_data
def __init__(self, data='', contentType='', filename=None):
self.contentType, self._width, self._height = getImageInfo(data)
self.filename = filename
self._setData(data)
# Allow override of the image sniffer
if contentType:
self.contentType = contentType
exif_data = get_exif(data)
if exif_data is not None:
log.debug('Image contains Exif Informations. '
'Test for Image Orientation and Rotate if necessary.'
'Exif Data: %s', exif_data)
orientation = exif_data['0th'].get(piexif.ImageIFD.Orientation, 1)
if 1 < orientation <= 8:
self.data, self._width, self._height, self.exif = rotate_image(
self.data)
self.exif_data = exif_data
def _setData(self, data):
super(NamedImage, self)._setData(data)
contentType, self._width, self._height = getImageInfo(self._data)
if contentType:
self.contentType = contentType
def _setData(self, data):
super(NamedImage, self)._setData(data)
contentType, self._width, self._height = getImageInfo(self._data)
if contentType:
self.contentType = contentType
